Changsha Jinlong Foundry industry Co. Ltd. is a high-tech enterprise which integrates technological research, production and sales. It is established in ***3, the development history is nearly about *0 years.

We are the leading professional supplier of ductile cast iron manhole covers&gratings which in high quality.We have the BSI, LRQA, SGS, ISO***1, IS*****1 and Italian official quality certificates.

Our company's ductile cast iron can meet the EN**4 standard, the raw material is QT****7, and we have the professional anti-theft device, the type is dormant bolt (the patent no. is ZL*******1X) and the lock device. The second is anti- noise device (use the rubber cushion), also we set up springs at the back of cover is order to keep the cover not have displacement.  We guarantee the safe use of life is *0 years.

 

Jinlong Cover is famous trademark of China, is also the only one in Chinese Foundry Industry. And our company is one of six export base in Hunan Province of China. Our ductile cast iron manhole covers&gratings is the top famous brand of China in vehicle area and pedestrian area.
 

As the market leader, Jingling has a highly specialized product development, technical services, product design of engineering team. We are fully capable of providing: targeting the front of market and the municipal construction market, developing new functional products to meet the needs of continuous development of the municipal market and the demand for construction and to develop relevant standards for the market and customer, leading the market to develop normatively and healthy.